Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Develop, migrate, and maintain .NET applications using Agile methods; implement Okta authentication from ADFS; perform API and application testing; create migration, implementation, and test documentation; use DevOps toolchain to build, deploy, and support secure applications while coordinating with customers and project teams.

Serve as subject matter expert for U.S. and Canadian payroll tax compliance. Independently research and resolve complex payroll tax issues, manage agency inquiries, oversee tax adjustments and filings (W-2, 941, T4, etc.), conduct audits/reconciliations, coordinate with vendors and stakeholders, support audits, and drive process and control improvements to reduce risk.

Lead enterprise knowledge management for the GBR Digitization Program: design KM strategy, govern metadata and document practices, administer SharePoint/M365, manage content/configuration, train users, collaborate with stakeholders, and measure continuous improvement across dispersed defense teams.

Process and review customer program applications and rebates, maintain CRM records, respond to customers via email/phone/chat, support reporting and dashboards, track open cases, escalate exceptions, and follow SOPs to ensure accurate, timely program support.

Lead and support a global Army network migration and operations: assess legacy environments, design/implement secure SD-WAN/MPLS/VRF routing, optimize performance, enforce DoD security/STIGs, document designs, and direct operations support staff.

Provide advanced HPC customer support for DoD supercomputing centers: install, configure, and verify user-requested applications; assist users compiling, debugging, and running codes; manage build environments, containers, and libraries; identify existing software solutions; and develop SOPs and ticket-routing workflows between support tiers and vendors.

The Network Implementation Engineer designs, tests, and implements network systems while providing technical support and ensuring secure configurations compliant with industry standards.

The Senior VDI Administrator provides operations support, maintains virtual desktop environments, implements upgrades, monitors systems, and mentors junior staff.

The Search Engineer maintains and enhances enterprise search platforms and indexing pipelines, ensures reliability of search services, and manages operational tasks including troubleshooting and performance optimization.

Analyze and troubleshoot proprietary CRM software issues using SQL and web tools; recommend code fixes and design input; investigate defects and performance problems; evaluate enhancement requests; document root cause analysis; coach helpdesk staff and coordinate fixes and testing with development and QA teams.